This article will help you determine which KRISS Vector handguard is compatible with your model and barrel length KRISS Vector firearm. It also provides fitment notes where available.
Please note that "Gen 2" and "Gen 2.1" are both considered to be "Gen 2".
Not sure whether your KRISS Vector is a Gen 1 or Gen 2? Please refer to the article How to Identify Vector Generation.
MK1 Modular Rail
| Vector Model | Compatible? | Notes |
| Gen 1 Vector CRB | No | |
|
Gen 1 Vector SDP / SBR |
No | |
| Gen 2 Vector CRB | Yes | |
| Gen 2 Vector SDP / SBR 5.5" Barrel |
Not Recommended | Barrel terminates within handguard. |
| Gen 2 Vector SDP / SBR 6.5" Barrel |
Not Recommended | Barrel terminates within handguard. |
| Vector 22 CRB | Yes |
MK3 M-LOK Rail
| Vector Model | Compatible? | Notes |
| Gen 1 Vector CRB | No | |
|
Gen 1 Vector SDP / SBR |
No | |
| Gen 2 Vector CRB | Yes | Must remove barrel shroud. |
| Gen 2 Vector SDP / SBR 5.5" Barrel |
Not Recommended | Barrel terminates within handguard. |
| Gen 2 Vector SDP / SBR 6.5" Barrel |
Not Recommended | Barrel terminates within handguard. |
| Vector 22 CRB | Yes | Must remove barrel shroud. |
MK5 / MK5M Handguard
| Vector Model | Compatible? | Notes |
| Gen 1 Vector CRB | Yes |
Must remove flashlight from integrated mount if installed. |
|
Gen 1 Vector SDP / SBR |
Not Recommended |
Barrel terminates within handguard. |
| Gen 2 Vector CRB | Yes |
Must remove barrel shroud. |
| Gen 2 Vector SDP / SBR 5.5" Barrel |
Not Recommended |
Barrel terminates within handguard. |
| Gen 2 Vector SDP / SBR 6.5" Barrel |
Yes | Must remove receiver bottom rail. |
| Vector 22 CRB | Yes |
Must remove barrel shroud. |